Reaeration in sewers.
D000388:Air; D000392:Air Movements; D002138:Calibration; D008962:Models, Theoretical; D010100:Oxygen / Q000032:analysis*; D012722:Sewage / Q000737:chemistry*; D014835:Volatilization; D014865:Waste Disposal, Fluid / Q000379:methods*; D014872:Water Movements
D012722:Sewage; D010100:Oxygen